ml_utilities.py 文件源码

def setAnimValue(plug, value, tangentType=None):
    '''
    Sets key if the channel is keyed, otherwise setAttr
    '''

    if mc.keyframe(plug, query=True, name=True):
        mc.setKeyframe(plug, value=value)
        if tangentType:
            time = mc.currentTime(query=True)
            itt = tangentType
            ott = tangentType
            if tangentType == 'step':
                itt = 'linear'
            mc.keyTangent(plug, time=(time,), edit=True, itt=itt, ott=ott)                                            

    mc.setAttr(plug, value)